Free Linux Foundation OTCA Exam Questions

Become Linux Foundation Certified with updated OTCA exam questions and correct answers

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Total 354 Questions | Updated On: Apr 29, 2026

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Question 1

Which type of metric instrument in OpenTelemetry is best suited for capturing the current value of a resource, such as memory usage?

A : Histogram

B : Gauge

C : Summary

D : Counter

Answer: B

Question 2

In an ExponentialHistogram, how are negative values handled?

A : Negative values are mapped by their absolute value into a separate negative range using the same scale as the positive range.

B : Negative values are ignored and not represented in the histogram.

C : Negative values are stored in the same buckets as positive values but with negative counts.

D : Negative values are combined with positive values in a single range.

Answer: A

Question 3

You are a developer managing a production system that currently uses unstructured logs, making it difficult to perform scalable log analysis. To improve observability, you consider switching to a different logging approach. Which option would most effectively enhance your log analysis capabilities?

A : Continue using unstructured logs but implement more comprehensive regular expressions for parsing.

B : Switch to structured logging using a standard logging framework.

C : Store logs in plain text files for easier access.

D : Reduce the volume of logs by limiting log levels to ERROR only.

Answer: B

Question 4

You need to ensure that all Meters created by a MeterProvider are configured according to specific rules defined at runtime. Which component should you utilize to achieve this within the MeterProvider?

A : MeterConfigurator

B : MetricExporter

C : Resource

D : MetricReader

Answer: A

Question 5

Which of the following is considered cloud-specific telemetry data?

A : Database query performance

B : CPU usage of a router

C : Configuration changes in cloud settings

D : User login events

Answer: C

Page: 1 / 71

Total 354 Questions | Updated On: Apr 29, 2026

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